Figure 21, Opening the filter, Figure 22 – Vaisala DPT146 User Manual
Page 56: Filter structure
User's Guide _______________________________________________________________________
54 ___________________________________________________________________ M211372EN-D
1109-001
Figure 21
Opening the Filter
1109-002
Figure 22
Filter Structure
where
1 = Sealing ring (use with UNF and ISO threads only)
2 = MPS1 multiparameter sensor
3 = Stainless steel mesh filter (turn from top of the filter)
Replace the filter as follows:
1.
Grip the old filter from the top of the filter body using an 11 mm
socket wrench. Turn the filter counterclockwise until it is loose.
2.
Pull the filter straight out carefully - do not damage the sensor.
3.
Take the new filter, and insert it to the filter thread.
4.
Tighten the new filter by turning it clockwise with the 11 mm
socket wrench. Tighten to 5 Nm.